Table 2.
Descriptive values for each imaging variable.
| Variables | Abbreviation | Control Group (n = 46) Female (39) Male (7) | TMJ OA Group (n = 46) Female (39) Male (7) | ||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Median | Mean | 95% CI | SD | Median | Mean | 95% CI | SD | ||||
| Radiomics Variables | Lower | Upper | Lower | Upper | |||||||
| Energy | Energy | 0.30 | 0.31 | 0.28 | 0.33 | 0.07 | 0.25 | 0.25 | 0.23 | 0.27 | 0.07 |
| Entropy | Entropy | 2.29 | 2.30 | 2.20 | 2.40 | 0.33 | 2.56 | 2.62 | 2.49 | 2.75 | 0.42 |
| Inverse Difference Moment | InvDifMom | 0.91 | 0.90 | 0.90 | 0.91 | 0.02 | 0.89 | 0.89 | 0.89 | 0.90 | 0.02 |
| Inertia | Inertia | 0.19 | 0.19 | 0.19 | 0.20 | 0.03 | 0.21 | 0.21 | 0.20 | 0.22 | 0.03 |
| Haralick Correlation | HarCor | 317.48 | 375.56 | 303.63 | 447.49 | 242.23 | 410.36 | 603.40 | 467.71 | 739.10 | 456.94 |
| Short Run Emphasis | ShortRE | 0.33 | 0.34 | 0.35 | 0.34 | 0.03 | 0.35 | 0.35 | 0.34 | 0.36 | 0.03 |
| Long Run Emphasis | LongRE | 16.58 | 16.51 | 16.01 | 17.01 | 1.68 | 15.44 | 15.64 | 15.10 | 16.18 | 1.81 |
| Grey Level Non Uniformity | GreyLNU | 2405.84 | 2374.26 | 2272.67 | 2475.84 | 342.08 | 2240.61 | 2249.65 | 2158.63 | 2340.67 | 306.50 |
| Run Length Non Uniformity | RunLNU | 1239.23 | 1287.96 | 1209.65 | 1366.27 | 263.72 | 1443.88 | 1459.22 | 1367.19 | 1551.25 | 309.91 |
| Low Grey Level Run Emphasis | LowGLRE | 0.06 | 0.06 | 0.06 | 0.06 | 0.01 | 0.06 | 0.06 | 0.05 | 0.06 | 0.01 |
| High Grey Level Run Emphasis | HighGLRE | 19.10 | 19.98 | 18.76 | 21.19 | 4.09 | 21.05 | 22.47 | 20.95 | 23.98 | 5.11 |
| Short Run Low Grey Level Emphasis | ShortRLowGLE | 0.02 | 0.02 | 0.02 | 0.02 | 0.00 | 0.02 | 0.02 | 0.02 | 0.02 | 0.00 |
| Short Run High Grey Level Emphasis | ShortRHighGLE | 6.96 | 7.25 | 6.72 | 7.77 | 1.77 | 8.15 | 8.56 | 7.89 | 9.24 | 2.27 |
| Long Run Low Grey Level Emphasis | LongRLowGLE | 1.05 | 1.05 | 0.98 | 1.11 | 0.23 | 0.95 | 0.95 | 0.87 | 1.03 | 0.28 |
| Long Run High Grey Level Emphasis | LongRHighGLE | 299.09 | 303.82 | 283.69 | 323.95 | 67.80 | 309.96 | 317.43 | 298.88 | 335.97 | 62.45 |
| Bone Volume (%) | BV/TV | 0.54 | 0.54 | 0.48 | 0.60 | 0.20 | 0.60 | 0.58 | 0.52 | 0.64 | 0.20 |
| Trabecular Thickness (mm) | Tb.Th | 0.35 | 0.38 | 0.33 | 0.43 | 0.16 | 0.41 | 0.44 | 0.38 | 0.50 | 0.19 |
| Trabecular Separation (mm) | Tb.Sp | 0.28 | 0.34 | 0.27 | 0.40 | 0.21 | 0.26 | 0.35 | 0.25 | 0.44 | 0.31 |
| Trabecular Number (mm−1) | Tb.N | 1.47 | 1.44 | 1.38 | 1.51 | 0.23 | 1.45 | 1.36 | 1.28 | 1.44 | 0.28 |
| Bone Surface to Bone Volume Ratio (mm−1) | BS/BV | 5.79 | 6.08 | 5.43 | 6.73 | 2.18 | 4.89 | 5.30 | 4.65 | 5.95 | 2.18 |
CI: Confidence Interval; SD: Standard Deviation.